Ruaidri mac Donnchad

Ruaidri mac Donnchad (1059-), also known as Rory McDonough in English, was the Court Chaplain of Ulster from 10 March 1076, succeeding Bishop Iacob of Daire Coluimb Chille.

Biography
Ruaidri mac Donnchad was born in 1059 the son of Donnchad mac Flaithbertach and the nephew of former Tyrconnellian spymaster Ruaidri mac Flaithbertach. Ruaidri was appointed Court Chaplain of Ulster on 10 March 1076 after Bishop Iacob of Daire Coluimb Chille became a vassal of Earl Congalach of Tir Eoghain, serving under King Einri of Eire.